﻿/*  ----------------------------------------------------------------------------
 *  Author:
 *  Chandra Shekhar Tripathi
 *  ----------------------------------------------------------------------------
 *  Product Name:
 *  DbDocumenter
 *  ----------------------------------------------------------------------------
 *  Year:
 *  2009
 *  ----------------------------------------------------------------------------
 *  File:
 *  HeaderToImageConverter.cs
 *  ----------------------------------------------------------------------------
 */
namespace DBDocumenter.Helper
{
    using System;
    using System.Globalization;
    using System.Windows.Data;
    using System.Windows.Media.Imaging;

    [ValueConversion(typeof(string), typeof(bool))]
    public class HeaderToImageConverter : IValueConverter
    {
        #region Fields

        public static HeaderToImageConverter Instance = new HeaderToImageConverter();

        #endregion Fields

        #region Methods

        /// <summary>
        /// Converts a value.
        /// </summary>
        /// <param name="value">The value produced by the binding source.</param>
        /// <param name="targetType">The type of the binding target property.</param>
        /// <param name="parameter">The converter parameter to use.</param>
        /// <param name="culture">The culture to use in the converter.</param>
        /// <returns>
        /// A converted value. If the method returns null, the valid null value is used.
        /// </returns>
        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
        {
            if ((value as string).Contains(@"\"))
            {
                Uri uri = new Uri("pack://application:,,,/Images/diskdrive.png");
                BitmapImage source = new BitmapImage(uri);
                return source;
            }
            else
            {
                Uri uri = new Uri("pack://application:,,,/Images/folder.png");
                BitmapImage source = new BitmapImage(uri);
                return source;
            }
        }

        /// <summary>
        /// Converts a value.
        /// </summary>
        /// <param name="value">The value that is produced by the binding target.</param>
        /// <param name="targetType">The type to convert to.</param>
        /// <param name="parameter">The converter parameter to use.</param>
        /// <param name="culture">The culture to use in the converter.</param>
        /// <returns>
        /// A converted value. If the method returns null, the valid null value is used.
        /// </returns>
        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
        {
            throw new NotSupportedException("Cannot convert back");
        }

        #endregion Methods
    }
}